A statue commemorate Tommie Smith and John Carlos's brave protest at the 1968 Olympics, a watershed moment for civil rights.

This house's itty bitty size means no humans allowed.

This sandstone mansion was the home of two of Oregon's most important pioneers.

An intricately carved Viking church overlooks a glistening fjord.

This shop for all your super spy needs hides an educational secret.

No need to strap in for a "ride" on this walkable roller coaster.

This extremely narrow tenement boasts a maximum occupancy of just two.

This floating cinema brings new meaning to the phrase "going out" to the movies.

Danish observation tower designed to look like a giant beer bottle.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

A tourist attraction founded around a slumping cabin.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

Delightful disarray of found objects and clutter.

Tens of thousands of tiny birds swarm into one school chimney every fall.

Beyond being incredibly fun, not much can be said about the Hole with certitude.

The seamy, underground secrets of Portland's criminal past.

These machines have been collecting dust for decades.

Gigantic private toy museum featuring among finest collections of antique mechanical banks in existence.

Their motto is, "We've been bonkers for hats even longer than you have!"